China Sodium Tripolyphosphate Detergent Tech Food Grade Powder STPP Sodium Tripolyphosphate, Find details about China Prix STPP, Sodium Tripolyphosfate from Sodium Tripolyphosphate Detergent Tech Food Grade Powder STPP Sodium Tripolyphosphate
Item | Food grade |
Sodium Tripolyphosphate (Na5P3O10) | 94% Min. |
Phosphorus Pentaoxide (P2O5) | 56%-58% |
Insoluble Matter In Water | 0.10% Max. |
PH Value (1% solution) | 9.2 - 10.0 |
Heavy metal as Pb | 0.001% Max. |
As | 0.0003% Max. |
Fe | 0.005% Max. |
Pb | 0.0004% Max. |
Item | Tech grade | |
Sodium Tripolyphosphate (Na5P3O10) | 94% Min. | 90% Min. |
Phosphorus Pentaoxide (P2O5) | 57.0% Min. | 56.0% Min. |
Insoluble Matter In Water | 0.10% Max. | 0.15% Max. |
PH Value (1% solution) | 9.2 - 10.0 | 9.2 - 10.0 |
Whiteness | 90% Min. | 85.0% Min. |
Bulk Density (g/cm3) | 0.5 - 1.0 | 0.3-1.0 |